Home > Electricity > Electricity Publications > Electric Power Annual 2000 Volume II > HTML Data Tables > Table 13
 Date of Data: 2000
 Report Released: November 2002
 Next Release Date: January 2003

Table 13. Average Operating Expenses for Major U.S. Investor-Owned Electric Utilities 1996 Through 2000
(Mills per Kilowathour)
1996 1997 1998 1999 2000
      Operation    
Nuclear 9.47 11.02 9.98 8.93 8.41
Fossil Steam 2.25 2.22 2.17 2.21 2.31
Hydroelectric1 3.87 3.29 3.85 4.17 4.74
Gas Turbine and Small Scale2 5.08 4.43 3.85 5.16 4.57
      Maintenance    
Nuclear 5.68 6.90 5.79 5.13 4.93
FossilSteam 2.49 2.43 2.41 2.38 2.45
Hydroelectric1 2.08 2.49 2.00 2.60 2.99
Gas Turbine and Small Scale2 4.98 3.43 3.43 4.80 3.50
      Fuel    
Nuclear 5.50 5.42 5.39 5.17 4.95
Fossil Steam 16.51 16.80 15.94 15.62 17.69
Hydroelectric1 -- -- -- -- --
Gas Turbine and Small Scale2 30.58 24.94 23.02 28.72 39.19
      Total3    
Nuclear 20.65 23.33 21.16 19.23 18.28
Fossil Steam 21.25 21.45 20.52 20.22 22.44
Hydroelectric1 5.94 5.79 5.86 6.77 7.73
Gas Turbine and Small Scale2 40.64 32.80 30.30 38.68 47.26


1/ Includes Pumped Storage.
2/ Includes gas turbine, internal combustion, photovoltaic, and wind plants.
3/ Totals may not equal sum of components because of independent rounding.
       Notes: · Data for 1996 through 1999 are final; whereas data for 2000 are preliminary.  · Expenses are average expenses weighted by net generation.  · A mill is a monetary cost and billing unit equal to 1/1000 of the U.S.  dollar (equivalent to 1/10 of 1 cent).
       Source: Federal Energy Regulatory Commission, FERC Form 1, "Annual Report of Major Electric Utilities, Licensees and Others." The 1997 through 2000 data are edited by Navigant Consulting, Inc.  See Appendix A for a detailed description of this restricted-universe census.


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